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1 | /* |
1 | /* |
2 | * Copyright (c) 2008 Jiri Svoboda |
2 | * Copyright (c) 2008 Jiri Svoboda |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
13 | * documentation and/or other materials provided with the distribution. |
14 | * - The name of the author may not be used to endorse or promote products |
14 | * - The name of the author may not be used to endorse or promote products |
15 | * derived from this software without specific prior written permission. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | /** @addtogroup debug |
29 | /** @addtogroup debug |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | /** @file |
32 | /** @file |
33 | */ |
33 | */ |
34 | 34 | ||
35 | #include <stdio.h> |
35 | #include <stdio.h> |
36 | #include <stdlib.h> |
36 | #include <stdlib.h> |
37 | #include <string.h> |
37 | #include <string.h> |
38 | #include <bool.h> |
38 | #include <bool.h> |
- | 39 | #include <udebug.h> |
|
- | 40 | #include <sys/types.h> |
|
39 | 41 | ||
- | 42 | #include "main.h" |
|
40 | #include "cmd.h" |
43 | #include "cmd.h" |
41 | 44 | ||
42 | static void cmd_break(int argc, char *argv[]); |
45 | static void cmd_break(int argc, char *argv[]); |
43 | void cmd_help(int argc, char *argv[]); |
46 | void cmd_help(int argc, char *argv[]); |
- | 47 | static void cmd_read(int argc, char *argv[]); |
|
44 | static void cmd_quit(int argc, char *argv[]); |
48 | static void cmd_quit(int argc, char *argv[]); |
45 | 49 | ||
46 | volatile bool quit = false; |
50 | volatile bool quit = false; |
47 | 51 | ||
48 | cmd_desc_t cmd_table[] = { |
52 | cmd_desc_t cmd_table[] = { |
49 | { 1, "break", cmd_break }, |
53 | { 1, "break", cmd_break }, |
50 | { 0, "help", cmd_help }, |
54 | { 0, "help", cmd_help }, |
- | 55 | { 2, "read", cmd_read }, |
|
51 | { 0, "quit", cmd_quit }, |
56 | { 0, "quit", cmd_quit }, |
52 | { -1, NULL, NULL } |
57 | { -1, NULL, NULL } |
53 | }; |
58 | }; |
54 | 59 | ||
55 | static void cmd_break(int argc, char *argv[]) |
60 | static void cmd_break(int argc, char *argv[]) |
56 | { |
61 | { |
57 | uintptr_t addr; |
62 | uintptr_t addr; |
- | 63 | char brkp[1]; |
|
- | 64 | int rc; |
|
58 | 65 | ||
59 | (void)argc; |
66 | (void)argc; |
60 | addr = strtoul(argv[1], NULL, 0); |
67 | addr = strtoul(argv[1], NULL, 0); |
61 | 68 | ||
62 | printf("You requested a breakpoint at 0x%x\n", addr); |
69 | printf("You requested a breakpoint at 0x%x\n", addr); |
- | 70 | brkp[0] = 0xcc; |
|
- | 71 | rc = udebug_mem_write(app_phone, brkp, addr, 1); |
|
- | 72 | printf("udebug_mem_write() -> %d\n", rc); |
|
63 | } |
73 | } |
64 | 74 | ||
65 | void cmd_help(int argc, char *argv[]) |
75 | void cmd_help(int argc, char *argv[]) |
66 | { |
76 | { |
67 | int i; |
77 | int i; |
68 | 78 | ||
69 | (void)argc; (void)argv; |
79 | (void)argc; (void)argv; |
70 | i = 0; |
80 | i = 0; |
71 | while (cmd_table[i].name != NULL) { |
81 | while (cmd_table[i].name != NULL) { |
72 | printf("%s\n", cmd_table[i].name); |
82 | printf("%s\n", cmd_table[i].name); |
73 | ++i; |
83 | ++i; |
74 | } |
84 | } |
75 | } |
85 | } |
76 | 86 | ||
- | 87 | #define BYTES_PER_LINE 16 |
|
- | 88 | ||
- | 89 | static void cmd_read(int argc, char *argv[]) |
|
- | 90 | { |
|
- | 91 | uintptr_t addr; |
|
- | 92 | size_t length; |
|
- | 93 | uint8_t buf[BYTES_PER_LINE]; |
|
- | 94 | int to_read, i; |
|
- | 95 | int rc; |
|
- | 96 | ||
- | 97 | (void)argc; |
|
- | 98 | addr = strtoul(argv[1], NULL, 0); |
|
- | 99 | length = strtoul(argv[2], NULL, 0); |
|
- | 100 | ||
- | 101 | while (length > 0) { |
|
- | 102 | to_read = length < BYTES_PER_LINE ? length : BYTES_PER_LINE; |
|
- | 103 | ||
- | 104 | rc = udebug_mem_read(app_phone, buf, addr, to_read); |
|
- | 105 | if (rc < 0) { |
|
- | 106 | printf("error %d\n", rc); |
|
- | 107 | return; |
|
- | 108 | } |
|
- | 109 | ||
- | 110 | printf("0x%x:", addr); |
|
- | 111 | for (i = 0; i < to_read; ++i) { |
|
- | 112 | printf(" %02x", buf[i]); |
|
- | 113 | } |
|
- | 114 | for (i = to_read; i < BYTES_PER_LINE; ++i) { |
|
- | 115 | printf(" "); |
|
- | 116 | } |
|
- | 117 | ||
- | 118 | putchar ('\t'); |
|
- | 119 | ||
- | 120 | for (i = 0; i < to_read; ++i) { |
|
- | 121 | if (buf[i] >= 32 && buf[i] < 127) |
|
- | 122 | putchar(buf[i]); |
|
- | 123 | else |
|
- | 124 | putchar('.'); |
|
- | 125 | } |
|
- | 126 | printf("\n"); |
|
- | 127 | ||
- | 128 | addr += to_read; |
|
- | 129 | length -= to_read; |
|
- | 130 | } |
|
- | 131 | } |
|
- | 132 | ||
- | 133 | ||
77 | static void cmd_quit(int argc, char *argv[]) |
134 | static void cmd_quit(int argc, char *argv[]) |
78 | { |
135 | { |
79 | (void)argc; (void)argv; |
136 | (void)argc; (void)argv; |
80 | quit = true; |
137 | quit = true; |
81 | } |
138 | } |
82 | 139 | ||
83 | /** @} |
140 | /** @} |
84 | */ |
141 | */ |
85 | 142 |